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-rw-r--r--bitcoin-qt.pro2
1 files changed, 2 insertions, 0 deletions
diff --git a/bitcoin-qt.pro b/bitcoin-qt.pro
index 8aceb0390f..e71bb5fa8d 100644
--- a/bitcoin-qt.pro
+++ b/bitcoin-qt.pro
@@ -38,6 +38,8 @@ QMAKE_LFLAGS *= -fstack-protector-all --param ssp-buffer-size=1
# We need to exclude this for Windows cross compile with MinGW 4.2.x, as it will result in a non-working executable!
# This can be enabled for Windows, when we switch to MinGW >= 4.4.x.
}
+# for extra security (see: https://wiki.debian.org/Hardening)
+QMAKE_CXXFLAGS *= -D_FORTIFY_SOURCE=2 -Wl,-z,relro -Wl,-z,now
# for extra security on Windows: enable ASLR and DEP via GCC linker flags
win32:QMAKE_LFLAGS *= -Wl,--dynamicbase -Wl,--nxcompat